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Volume 26, Number 1—January 2020

Outbreak of Peste des Petits Ruminants among Critically Endangered Mongolian Saiga and Other Wild Ungulates, Mongolia, 2016–2017

Mathieu PruvotComments to Author , Amanda E. Fine, Charlotte Hollinger, Samantha Strindberg, Batchuluun Damdinjav, Bayarbaatar Buuveibaatar, Buyanaa Chimeddorj, Gantulga Bayandonoi, Bodisaikhan Khishgee, Batkhuyag Sandag, Jamiyankhuu Narmandakh, Tserenjav Jargalsaikhan, Batzorig Bataa, Denise McAloose, Munkhduuren Shatar, Ganzorig Basan, Mana Mahapatra, Muni Selvaraj, Satya Parida, Felix Njeumi, Richard Kock, and Enkhtuvshin Shiilegdamba
Author affiliations: Wildlife Conservation Society, Bronx, New York, USA (M. Pruvot, A.E. Fine, C. Hollinger, S. Strindberg, D. McAloose); Wildlife Conservation Society Mongolia Program, Ulaanbaatar, Mongolia (B. Damdinjav, B. Buuveibaatar, E. Shiilegdamba); World Wide Fund for Nature Mongolia Program, Ulaanbaatar (B. Chimeddorj, G. Bayandonoi); Ministry of Food, Agriculture and Light Industry, Ulaanbaatar (B. Khishgee, B. Sandag); Ministry of Nature, Environment and Tourism, Ulaanbaatar (J. Narmandakh); State Central Veterinary Laboratory, Ulaanbaatar (T. Jargalsaikhan, B. Bataa, M. Shatar, G. Basan); The Pirbright Institute, Surrey, UK (M. Mahapatra, M. Selvaraj, S. Parida); Food and Agriculture Organization of the United Nations, Rome, Italy (F. Njeumi); Royal Veterinary College, London, UK (R. Kock)

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Table 2

Summary statistics from saiga distance sampling surveys conducted in study of outbreak of peste des petits ruminants among critically endangered wild ungulates, Mongolia, January 2017–April 2018*

Date Days since first PPR confirmation Total effort, km No. individuals (groups) Density of individuals 
(95% CI) Abundance 
(95% CI) Expected cluster size (95% CI) Average probability of detecting live saiga
2017 Jan 30 1,505 2,130 (321) 1.18 
(0.88–1.58) 25,699 
(19,249–34,310) D: 3.9 (3.2–4.8); 
K: 4.1 (3.4–4.9); 
S: 6.3 (4.8–8.4) D: 0.35 (0.29–0.43); K: 0.37 (0.31–0.43); S: 0.42 (0.35–0.50)
2017 Mar 90 1,505 1,999 (148) 0.73 
(0.45–1.20) 15,933 
(9,759–26,011) D: 10.9 (7.5–16.1); K: 13.5 (9.5–19.2); S: 5.4 (4.2–7.0) D: 0.44 (0.36–0.55); K: 0.69 (0.51–0.94); S: 0.60 (0.50–0.71)
2017 May 150 1,263 742 (157) 0.41 
(0.28–0.58) 8,806 
(6,095–12,721) D: 2.6 (2.1–3.3); 
K: 2.7 (2.2–3.3); 
S: 2.4 (1.7–3.6) 0.51 (0.45–0.57)
2018 Apr 480 1,505 369 (46) 0.24 
(0.14–0.42) 5,142 
(2,929–9,028) D: 11.7 (7.5–18.1); K: 10.9 (6.1–19.6); S: 6.3 (4.4–8.9) 0.51 (0.40–0.65)

*D, Durgun Steppe; K, Khuisiin Gobi; PPR, peste des petits ruminants; S, Sharga Gobi.

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Page created: December 18, 2019
Page updated: December 18, 2019
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